Self-hosted, lightweight server and website monitoring and O&M tool
pg_activity is a top like application for PostgreSQL server activity
A utility to safely generate malicious network traffic patterns
An eye on your system
BGP and RPKI monitoring tool
Lightweight network IP scanner
The Active Monitoring System
Python library and shell utilities to monitor filesystem events
Open-source systems performance monitor
Scapy is a Python-based interactive packet manipulation program
A Swiss army knife for your daily Linux network plumbing
A fancy self-hosted monitoring tool
High performance ping tool
Monitorix is a free, open source, lightweight system monitoring tool
Collect and display information and stats from a running PostgreSQL
Zeek is a powerful network analysis framework
Monitor and troubleshoot transactions in complex distributed systems
Manages, configures, and monitors Microsoft 365 tenant configurations
Storage, SAN, LAN Performance Monitoring: IBM,NetApp,Hitachi,HPE,EMC
Main repository for munin master / node / plugins
Graphical network monitoring and documentation tool
Full-featured enterprise network management tool
ICMP-based network bandwidth measurement tool